Lighting device



FIG. 1 is a perspective view of a lighting device;

FIG. 2 is a front view of the lighting device of FIG. 1;

FIG. 3 is a rear view of the lighting device of FIG. 1;

FIG. 4 is a right side view of the lighting device of FIG. 1;

FIG. 5 is a left side view of the lighting device of FIG. 1;

FIG. 6 is a top view of the lighting device of FIG. 1; and,

FIG. 7 is a bottom view of the lighting device of FIG. 1.

Features shown in broken lines illustrate a portion of the lighting device that forms no part of the claimed design. Further, no lines, shading or other effects are meant to be indicative of any specified colors. 

CLAIM The ornamental design for a lighting device, as shown and described. 